Files
frameworks_base/location/java/android/location/ILocationManager.aidl
Nick Pelly e0fd693c60 Improve geofencing: throttle location updates with distance to fence.
Previously any geofence (proximity alert) would turn the GPS on at full rate.
Now, we modify the GPS interval with the distance to the nearest geofence.
A speed of 100m/s is assumed to calculate the next GPS update.

Also
o Major refactor of geofencing code, to make it easier to continue to improve.
o Discard proximity alerts when an app is removed.
o Misc cleanup of nearby code. There are other upcoming changes
  that make this a good time for some house-keeping.

TODO:
The new geofencing heuristics are much better than before, but still
relatively naive. The next steps could be:
- Improve boundary detection
- Improve update thottling for large geofences
- Consider velocity when throttling

Change-Id: Ie6e23d2cb2b931eba5d2a2fc759543bb96e2f7d0
2012-07-16 12:18:52 -07:00

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/*
* Copyright (C) 2007, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.location;
import android.app.PendingIntent;
import android.location.Address;
import android.location.Criteria;
import android.location.GeocoderParams;
import android.location.IGeocodeProvider;
import android.location.IGpsStatusListener;
import android.location.ILocationListener;
import android.location.Location;
import android.os.Bundle;
/**
* System private API for talking with the location service.
*
* {@hide}
*/
interface ILocationManager
{
List<String> getAllProviders();
List<String> getProviders(in Criteria criteria, boolean enabledOnly);
String getBestProvider(in Criteria criteria, boolean enabledOnly);
boolean providerMeetsCriteria(String provider, in Criteria criteria);
void requestLocationUpdates(String provider, in Criteria criteria, long minTime, float minDistance,
boolean singleShot, in ILocationListener listener);
void requestLocationUpdatesPI(String provider, in Criteria criteria, long minTime, float minDistance,
boolean singleShot, in PendingIntent intent);
void removeUpdates(in ILocationListener listener);
void removeUpdatesPI(in PendingIntent intent);
boolean addGpsStatusListener(IGpsStatusListener listener);
void removeGpsStatusListener(IGpsStatusListener listener);
// for reporting callback completion
void locationCallbackFinished(ILocationListener listener);
boolean sendExtraCommand(String provider, String command, inout Bundle extras);
void addProximityAlert(double latitude, double longitude, float distance,
long expiration, in PendingIntent intent, in String packageName);
void removeProximityAlert(in PendingIntent intent);
Bundle getProviderInfo(String provider);
boolean isProviderEnabled(String provider);
Location getLastKnownLocation(String provider);
// Used by location providers to tell the location manager when it has a new location.
// Passive is true if the location is coming from the passive provider, in which case
// it need not be shared with other providers.
void reportLocation(in Location location, boolean passive);
boolean geocoderIsPresent();
String getFromLocation(double latitude, double longitude, int maxResults,
in GeocoderParams params, out List<Address> addrs);
String getFromLocationName(String locationName,
double lowerLeftLatitude, double lowerLeftLongitude,
double upperRightLatitude, double upperRightLongitude, int maxResults,
in GeocoderParams params, out List<Address> addrs);
void addTestProvider(String name, boolean requiresNetwork, boolean requiresSatellite,
boolean requiresCell, boolean hasMonetaryCost, boolean supportsAltitude,
boolean supportsSpeed, boolean supportsBearing, int powerRequirement, int accuracy);
void removeTestProvider(String provider);
void setTestProviderLocation(String provider, in Location loc);
void clearTestProviderLocation(String provider);
void setTestProviderEnabled(String provider, boolean enabled);
void clearTestProviderEnabled(String provider);
void setTestProviderStatus(String provider, int status, in Bundle extras, long updateTime);
void clearTestProviderStatus(String provider);
// for NI support
boolean sendNiResponse(int notifId, int userResponse);
}